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Answer the following medical question with the correct letter choice: | <<Question:>> A 6-year-old boy is brought to the physician by his mother for coughing, nasal congestion, and intermittent wheezing for the past 2 months. The child has a history of eczema. Since birth, he has had three upper respiratory tract infections that resolved without treatment, and one episode of acute otitis m... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 15-year-old boy is brought to the emergency department by ambulance after his mother found him having muscle spasms and stiffness in his room. His mother stated he scraped his foot on a rusty razor on the bathroom floor 2 days prior. On presentation, his temperature is 102.0°F (38.9°C), blood pressure i... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 6-month-old boy is brought to the emergency department by his mother because of recurrent vomiting and yellowing of his eyes. The mother says that he has been eating poorly since she started weaning him off of breast milk 5 days ago. At this time, mashed vegetables and fruits were added to his diet. Exa... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old pregnant woman (gravida 1, para 0) presents during her 16th week of pregnancy for a check-up. The course of her current pregnancy is unremarkable. She had normal results on the previous ultrasound examination. Her human chorionic gonadotropin (hCG) level measured at week 12 of pregnancy was ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 78-year old woman presents to the emergency department with severe abdominal pain. Past medical history is significant for congestive heart failure, hypertension, hyperlipidemia, and gout. Her medications include lisinopril, metoprolol, atorvastatin, and allopurinol. Her blood pressure is 125/90 mm Hg, ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 59-year-old woman is scheduled to undergo a right hip total arthroplasty for severe hip osteoarthritis that has failed conservative management. She has never had surgery before. She has a history of major depressive disorder and takes sertraline daily and ibuprofen occasionally for pain. Her mother died... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old woman comes to the emergency department because she has had dyspnea and palpitations occurring with mild exertion for the past 8 days. At first, the symptoms subsided immediately after cessation of activity, but they have become worse and now last up to 45 minutes. The patient returned from ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 19-year-old female college student is brought into the emergency department by her boyfriend. The boyfriend reports that the patient got caught stealing from the company she works for and subsequently got fired. The boyfriend received a text that evening saying “I’ll miss you.” When he arrived at her do... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year-old boy is brought to the physician because of a 1-day history of severe left hand pain. He has had similar painful episodes in the past that required hospitalization. Physical examination shows pale conjunctivae. There is tenderness on palpation of the wrist and the small joints of the left han... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old man is brought to the emergency department after being struck by a car an hour ago as he was crossing the street. He did not lose consciousness. He is complaining of pain in his right arm, forehead, and pelvis. He also has the urge to urinate, but has been unable to do so since the accident.... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A homeless 45-year-old man presents to the emergency room in December complaining of malaise, body aches, chills, and fever. He reports that his symptoms started 4 days ago. His myalgias and chills have begun to resolve, but now he is starting to develop a dry cough, dyspnea, and a sore throat. He does no... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> Three days after admission to the hospital with a clinical diagnosis of ischemic colitis, a 65-year-old man has recovered from his initial symptoms of bloody diarrhea and abdominal pain with tenderness. He feels well at this point and wishes to go home. He has a 15-year history of diabetes mellitus. Curre... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> The surgical equipment used during a craniectomy is sterilized using pressurized steam at 121°C for 15 minutes. Reuse of these instruments can cause transmission of which of the following pathogens? ---- <<Choices:>> A) Non-enveloped viruses B) Enveloped viruses C) Yeasts D) Prions ---- <<Answer:>> | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 68-year-old community-dwelling woman is transported to the emergency department with decreased consciousness, headache, and nausea. The symptoms began after the patient had a syncopal episode and fell at her home. She has a history of arterial hypertension and atrial fibrillation. Her current medication... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 34-year-old G3P2 presents at 33 weeks gestation with several episodes of bloody spotting and mild vaginal bleeding over the past 2 weeks. The bleeding has no specific triggers and resolves spontaneously. She does not report abdominal pain or uterine contractions. She has had two cesarean deliveries. At ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 40-year-old man with a past medical history of major depression presents to the clinic. He is interested in joining a research study on depression-related sleep disturbances. He had 2 episodes of major depression within the last 2 years, occurring once during the summer and then during the winter of the... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 54-year-old woman with breast cancer comes to the physician because of redness and pain in the right breast. She has been undergoing ionizing radiation therapy daily for the past 2 weeks as adjuvant treatment for her breast cancer. Physical examination shows erythema, edema, and superficial desquamation... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An 11-month-old male is brought to the emergency room by his mother. The mother reports that the child is in severe pain and has not moved his right leg since earlier this morning when he was crawling on the floor. The child did not fall or sustain any obvious injury. The child’s past medical history is n... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old African-American woman, gravida 1, para 0, at 11 weeks' gestation comes to her physician for a prenatal visit. She feels more fatigued than usual but has no other symptoms. She has no history of serious illness. She takes no medications. Her mother has systemic lupus erythematosus. Her tempe... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old boy is brought to the physician by his father because of a 3-day history of generalized rash. The rash is not pruritic. He has no cough. He has had a fever and a sore throat for 4 days. He was born at term and has been healthy except for an episode of tonsillitis 6 months ago treated with ery... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old man comes to the physician because of a 3-day history of decreased urine output, progressively worsening bilateral pedal edema, and fatigue. He has a 4-month history of persistent lower back pain. He has hypercholesterolemia and stable angina pectoris. Current medications include atorvastati... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 7-year-old girl is brought to the physician by her mother because of a 4-week history of irritability, diarrhea, and a 2.2-kg (5-lb) weight loss that was preceded by a dry cough. The family returned from a vacation to Indonesia 2 months ago. Her vital signs are within normal limits. Abdominal examinatio... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 17-year-old previously healthy, athletic male suddenly falls unconscious while playing soccer. His athletic trainer comes to his aid and notes that he is pulseless. He begins performing CPR on the patient until the ambulance arrives but the teenager is pronounced dead when the paramedics arrived. Upon i... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old male presents to the emergency room complaining of severe nausea and vomiting. He returned from a business trip to Nigeria five days ago. Since then, he has developed progressively worsening fevers, headache, nausea, and vomiting. He has lost his appetite and cannot hold down food or water. ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 14-year-old girl is brought to the physician for evaluation of her short stature. She was born at term, and her birth length was normal. She has not yet attained menarche. Her mother is 162 cm (5 ft 4 in) tall and her father is 177 cm (5 ft 10 in) tall. She is at the 3rd percentile for height and 40th p... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 59-year-old African-American man presents with dyspnea on exertion and bilateral lower leg edema. The patient had a myocardial infarction 2 years ago, in which he developed chronic heart failure. Also, he has type 2 diabetes mellitus. His medications include bisoprolol 20 mg, lisinopril 40 mg, and metfo... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An investigator is studying the resting rate of oxygen consumption in the lower limbs of individuals with peripheral vascular disease. The rate of blood flow in a study subject's femoral vessels is measured using Doppler ultrasonography, and blood samples from the femoral vein and femoral artery are obtai... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 5-year-old boy is brought to a pediatrician by his parents for evaluation of learning difficulties in school. He has short stature, a flat face, low-set ears, a large tongue, and a single line on the palm. He was born to his parents after 20 years of marriage. You ordered karyotyping which will likely r... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old woman presents for her annual physical examination. She describes a painless lump in her left breast detected during breast self-examination two weeks ago. She has no previous history of breast lumps and considers herself to be generally healthy. She takes no medication and does not smoke to... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 10-year-old boy with trisomy 21 arrives for his annual check-up with his pediatrician. His parents explain that over the past week, he has been increasingly withdrawn and lethargic. On examination, lymph nodes appear enlarged around the left side of his neck; otherwise, there are no remarkable findings.... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> In large neurons the nucleus can be found a large distance away from the terminal end of its axon. The body has a complex system of intracellular transporters that are able to carry essential proteins from the nucleus to the distal edge of the cell and back. Which of the following proteins are essential f... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A group of bariatric surgeons are investigating a novel surgically-placed tube that drains a portion of the stomach following each meal. They are interested in studying its efficacy in facilitating weight loss in obese adults with BMIs > 40 kg/m2 who have failed to lose weight through non-surgical options... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old Caucasian male presents for a routine colonoscopy. A polyp is found in the patient's transverse colon and is found to be cancerous on histological evaluation. Upon examination, it is found that these cancerous cells have decreased MHC class I expression on their surface. Which immune system ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 68-year-old man comes to the physician because of headache, fatigue, and nonproductive cough for 1 week. He appears pale. Pulmonary examination shows no abnormalities. Laboratory studies show a hemoglobin concentration of 9.5 g/dL and an elevated serum lactate dehydrogenase concentration. A peripheral b... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 48-year-old man comes to the emergency department because of a 1-hour history of heavy nasal bleeding. He drinks half a bottle of sherry daily. His pulse is 112/min, and blood pressure is 92/54 mm Hg. Physical examination shows scattered ecchymoses across the extremities and oozing from a venipuncture s... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 68-year-old male smoker dies suddenly in a car accident. He had smoked 2 packs per day for 40 years. His past medical history is notable for a frequent, very productive cough, recurrent respiratory infections and occasional wheezing. He had no other medical problems. At autopsy, which of the following i... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 62-year-old man is found unconscious in the park on a bench, early in the morning in January. The temperature outside is -4.0°C (25°F). He is barefoot and is wearing nothing more than sweatpants, a tee-shirt, and a light coat. Upon arrival at the emergency department, his vitals include: heart rate 45/m... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 16-year-old girl undergoes an emergent appendectomy after presenting to the emergency department with appendicitis. She is given a mixture of nitrous oxide and sevoflurane for induction of anesthesia and intubated for a secure airway during surgery. A few minutes after induction, she is found to have in... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An 18-year-old male in his first year of college presents to the emergency room with a fever and a severe headache. He reports having unprotected sex with several partners over the past few weeks. Upon examination, the male demonstrates nuchal rigidity and photophobia. His past medical history is notable ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 9-year-old girl is brought to the pediatrician for a wellness checkup. The girl's past medical history is non-contributory, and she has met all her developmental milestones. Her parents were recently called into the office as the girl was found touching the genitals of one of her classmates. She was try... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 59-year-old man comes to the physician with a 6-month history of worsening headaches, difficulty chewing, and progressive hearing loss. Examination shows a mildly tender, 1-cm, hard swelling over the left maxilla. The remainder of the examination shows no abnormalities. Serum studies ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 28-year-old woman, gravida 2, para 1, at 24 weeks gestation comes to the physician for a prenatal visit. She reports dull aching pain and paresthesia over her left hand during the last few weeks. The pain radiates to her shoulder and is worse at night. Her hand feels numb upon waking up in the morning. ... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 62-year-old man comes to the physician because of gradual onset of bilateral ankle swelling over the past month. He also noticed reddish blotches of skin around his ankles. Five weeks ago, he came to the physician with difficulty walking and a resting tremor. He was diagnosed with Parkinson disease and ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 60-year-old man is brought to the emergency department after a fall. He has been seen by the triage nurse but has not been evaluated by a physician. He is heard yelling down the hallway, requesting to speak to “whoever is in charge.” He refuses to talk to the emergency resident and insists on talking to... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 56-year-old woman presents with fatigue and joint pain in her fingers and wrists for the last 6 months. She says the pain is present in both hands, and her wrists are also swollen. Furthermore, she describes morning stiffness in her joints lasting about 2 hours, which improves with use. She has been tak... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 15-year-old boy is brought to the physician by his parents for evaluation of his “weird” behavior. The parents report that their son tortured their cat to death two weeks ago. Over the past year, he has been accused of stealing a car and setting a fire at his school. He has no history of serious illness... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old homeless man comes to the emergency department because of a 1-week history of a red, itchy rash on his hands. He says the itching is worse at night and often wakes him from sleep. Physical examination shows the findings in the photograph. A topical drug with which of the following mechanisms... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A newborn presents with central cyanosis, nasal flaring, and subcostal retractions following a scheduled cesarean delivery. He was born to a healthy 29-year-old G-1-P-1 mother due to cervical incompetence at 34 weeks gestation; the pregnancy was otherwise uneventful. Appearance, Pulse, Grimace, Activity, ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old woman presents with a 4-week menstrual delay. She also complains of irritability, increased somnolence, and occasional nausea. She had her first menarche at the age of 13, and her menstrual cycle became regular at the age of 15. She has been sexually active since the age of 20 but has had th... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> An 11-year-old girl presents to the pediatrician with her mother, who is concerned about her sexual development. She mentions that she herself experienced the onset of menses at the age of 10.5 years, while her daughter has still not had a menstrual period. However, she is otherwise a healthy girl with no... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 64-year-old man presents to his primary care physician for follow-up of a severe, unrelenting, productive cough of 2 years duration. The medical history includes type 2 diabetes mellitus, which is well-controlled with insulin. He has a 25-pack-year smoking history and is an active smoker. The blood pres... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 62-year-old man comes to the physician because of a 2-month history of an itchy rash and a 7-kg (15-lb) weight loss. Physical examination shows multiple erythematous plaques on the arms, legs, and chest. There are palpable lymph nodes in the axillary and inguinal areas. A biopsy of a skin lesion shows a... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old homeless man from New York City comes to the physician with a 2-month history of fever, night sweats, and a cough productive of white sputum. He uses intravenous heroin several times a week. His temperature is 38°C (100.4°F) and respirations are 22/min. Physical examination shows coarse crac... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 19-year-old woman with a history of bipolar disorder and an unknown cardiac arrhythmia presents with palpitations and chest pain. She admits to taking lithium and procainamide regularly, but she ran out of medication 2 weeks ago and has not been able to get refills. Her family history is significant for... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 35-year-old woman presents to the emergency department with severe nausea and diarrhea. One day prior to presentation, she went to a new seafood restaurant known for serving exotic fish. For the past day she experienced nausea, diarrhea, weakness, and a tingling sensation in her extremities. In the emer... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A previously healthy 6-year-old boy is brought to the physician because he has increased facial and axillary hair. There is no family history of serious illness. He is at 95th percentile for height and weight. Examination shows coarse pubic and axillary hair. The penis and left testicle are enlarged. Seru... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A newborn boy born vaginally to a healthy 37-year-old G3P1 from a pregnancy complicated by hydramnios fails to pass meconium after 24 hours of life. The vital signs are within normal limits for his age. The abdomen is distended, the anus is patent, and the rectal examination reveals pale mucous with non-p... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 20-year-old man visits the clinic for a regular follow-up appointment. Patient says he has been experiencing dry mouth and flushing of his skin for the past few days. He also feels tired and sleepy most of the time. Past medical history is significant for a skin rash a couple weeks ago after eating stra... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 12-year-old boy is brought in by his mother for a routine checkup. The patient’s mother says he is frequently fatigued and looks pale. She also claims that he has recently become “much quieter” than normal and is no longer interested in playing baseball with his friends. The patient’s mother believes it... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 22-year-old man comes to the physician because of a fall associated with a 6-month history of increasing difficulty walking. Over the last year, his friends have also noticed his speech becoming slower. During this period, he also gave up his hobby of playing video games because he has become clumsy wit... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A young infant is brought to an immunologist because of recurrent infections, which have not resolved despite appropriate medical treatment. On reviewing her medical history, the immunologist notes that the child has had frequent disseminated mycobacterial infections. He suspects a possible immunodeficien... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> You are counseling a pregnant woman who plans to breast-feed exclusively regarding her newborn's nutritional requirements. The child was born at home and the mother only plans for her newborn to receive vaccinations but no other routine medical care. Which vitamins should be given to the newborn? ---- <<C... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> An otherwise healthy 62-year-old woman comes to the physician because of a 3-year history of hearing loss. To test her hearing, the physician performs two tests. First, a vibrating tuning fork is held against the mastoid bone of the patient and then near her ear, to which the patient responds she hears th... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 50-year-old HIV-positive male presents to the ER with a two-day history of fever and hemoptysis. Chest radiograph shows a fibrocavitary lesion in the right middle lobe. Biopsy of the afflicted area demonstrates septate hyphae that branch at acute angles. Which of the following is the most likely causal ... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 34-year-old G3P2 is admitted to the hospital after being physically assaulted by her husband. She developed severe vaginal bleeding and abdominal pain. She is at 30 weeks gestation. Her previous pregnancies were uncomplicated, as has been the course of the current pregnancy. The vital signs are as follo... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 21-year-old male college student is very anxious about having thyroid cancer as he found a lump in his neck a few days ago. He has also had diarrhea and a feeling of warmth on his face for 3 days now. His father and uncle both have been diagnosed with thyroid cancer. The lump is about 1 cm in diameter a... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 78-year-old man presents to his primary care physician for persistent back pain. The patient states that he has had back pain for awhile; however, this past weekend he was helping his son move heavy furniture. Since the move, his symptoms have been more severe. The patient states that the pain is consta... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-week-old neonate boy who was born at 27 weeks gestation to a 19-year-old G2P1 mother due to premature rupture of membranes has his hospital stay complicated by chorioamnionitis. He received 2 doses of surfactant and has been weaned from the ventilator to continuous positive airway pressure (CPAP). Ove... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 48-year-old woman with a history of obesity presents with acute onset of diffuse epigastric pain that began a few hours ago and then localized to the right upper quadrant. Further questioning reveals that the pain has been exacerbated by eating but has otherwise been unchanged in nature. Physical exam r... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 25-year-old man was referred to a neurologist for right-hand weakness. He was involved in a motor vehicle accident 2 months ago in which his right hand was injured. On examination, his grip is weak, especially in fingers 2, 4, and 5 and he is unable to adduct these fingers. Which of the following groups... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 14-year-old girl presents with fever, headache, and muscle aches that have lasted for 2 days. She also complains of malaise and pain in her joints. She says she just returned from a camping trip in Delaware. Her past medical history is not significant. The patient denies any recent sick contacts. Her te... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 55-year-old woman visits the clinic after experiencing what she describes as an odd episode of tingling in her fingers and the sensation of smelling sour milk. She denies loss of consciousness, confusion, or incontinence. She also denies a history of head trauma or the ingestion of toxic substances. Pas... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 29-year-old woman at 38 weeks gestation comes to the emergency room with regular contractions and spontaneous rupture of membranes. She subsequently delivers a 3500g (7lbs 7oz) newborn with ambiguous genitalia by spontaneous vaginal delivery. Her pregnancy and labor was uncomplicated. Examination of the... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 14-year-old teenager is brought to the physician by her mother who seems extremely concerned that her daughter is unable to sleep at night and has become increasingly irritated and aggressive. She has been noticing changes in her daughter’s behavior recently. She had no idea what was going on until she ... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A group of researchers is studying molecules and DNA segments that are critical for important cellular processes in eukaryotic cells. They have identified a region that is located about 28 bases upstream of the 5’ coding region. This region promotes the initiation of transcription by binding with transcri... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old woman with HIV infection comes to the physician for a follow-up examination. She has been inconsistently taking combined antiretroviral therapy for the past 5 years. She did not receive any childhood vaccinations because her parents were against them. During the consultation, the patient say... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 77-year-old woman is brought to the emergency department from her nursing home because she was found down overnight. On presentation she was found to be delirious and was unable to answer questions. Chart review shows that she is allergic to cephalosporins. Her temperature is 102.2°F (39°C), blood press... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 30-year-old man presents to the physician after he discovered a raised, red, string-shaped lesion beneath the skin on his right foot. The lesion seems to move from one location to another over the dorsum of his foot from day to day. He says that the the lesion is extremely itchy and has not responded to... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 56-year-old man comes to the emergency department because of progressive swelling and pain in his left calf for 1 day. He does not have shortness of breath or chest pain. He has hypertension and chronic kidney disease. Current medications include enalapril, aspirin, simvastatin, and vitamin D. His tempe... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> An 84-year-old woman is brought to the physician by her son after he found her trying to hang herself from the ceiling because she felt that she was a burden to her family. Her family says that for the past 2 months she has had no energy to leave her room, has been sleeping most of the day, has lost 10 kg... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 29-year-old G1P0 woman at 24 weeks gestation presents to her physician with complaints of burning with urination, and she reports that she has been urinating much more frequently than usual over the past several days. She otherwise is doing well and has experienced no complications with her pregnancy or... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A steel welder presents to his family physician with a one-week history of intense abdominal cramping with nausea, vomiting, constipation, headaches, myalgias, and arthralgias. He claims that the symptoms started about two months after he began work on replacing the pipes in an early 20th century house. B... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 38-year-old man arrives at the emergency department with severe periumbilical, colicky pain and abdominal distention for the past 2 days. He is nauseated and reports vomiting light-green emesis 8 times since yesterday morning. He has not had a bowel movement or passed any gas for the past 3 days. He has... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-week-old Caucasian baby presents for a routine checkup. The patient was born to a 28-year-old G1P1 woman at 38 weeks estimated gestational age by cesarean section secondary to breech presentation. The pregnancy was complicated by gestational diabetes, which the mother controlled with diet and exercise... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 24-year-old man presents to the emergency department complaining of a prolonged course of diarrhea. He reports that he has had 3–4 large volume watery stools daily for the last several weeks. He has no pain with bowel movements, no abdominal pain, and no blood in his stools. He is homeless and uses recr... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> The World Health Organization suggests the use of a new rapid diagnostic test for the diagnosis of malaria in resource-limited settings. The new test has a sensitivity of 70% and a specificity of 90% compared to the gold standard test (blood smear). The validity of the new test is evaluated at a satellite... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 21-year-old woman presents into the clinic worried that she might be pregnant. Her last menstrual period was 4 months ago and recalls that she did have unprotected sex with her boyfriend, despite not having sexual desire. They have since broken up, and she would like to do a pregnancy test. She appears ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> An 18-year-old Caucasian female presents to your clinic because of a recent increase in thirst and hunger. Urinalysis demonstrates elevated glucose. The patient's BMI is 20. Which of the following is the most common cause of death in persons suffering from this patient's illness? ---- <<Choices:>> A) Rena... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 17-year-old girl presents to the clinic on her own, complaining of fatigue and feeling cold all the time. She is also very concerned about several minor medical conditions she has developed over the last year or so. Her past medical history is noncontributory. Menarche was at age 11 and her last menstru... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 78-year-old man dies suddenly from complications of acute kidney failure. An autopsy is performed and microscopic evaluation of the kidneys shows pale, swollen cells in the proximal convoluted tubules. Microscopic evaluation of the liver shows similar findings. Which of the following is the most likely ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 49-year-old man comes to the physician because of a 2-week history of increasing shortness of breath. He has also had chest pain that is exacerbated by deep inspiration. He has had recurrent episodes of pain in his fingers for the past 2 years. Two years ago, he was treated for a deep vein thrombosis. H... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> A 32-year-old male presents to his primary care provider for headache. He reports that he has headaches at night several times a week. He first developed these headaches over a year ago, but he had not had any for several months before they started up again three weeks ago. The episodes start suddenly and... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 23-year-old woman presents to the emergency department with severe abdominal pain. The pain started suddenly several hours ago and has steadily worsened. The patient has a past medical history of anxiety and depression. Her current medications include sertraline, sodium docusate, a multivitamin, and fis... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 27-year-old woman presents with acute abdominal pain in her right upper quadrant. The pain came on suddenly while she was eating dinner. After this pain she began feeling dizzy and came to the emergency department. In the ED, her blood pressure is 75/40 mmHg, pulse is 100/minute, and she is afebrile. On... | B |
Answer the following medical question with the correct letter choice: | <<Question:>> A 2-year-old boy is brought to the physician because of a productive cough for 5 days. He has a history of recurrent lower respiratory tract infections and sinusitis treated with oral antibiotics. He frequently has loose stools that do not flush easily. He was born at 37 weeks' gestation and the neonatal ... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 37-year-old man is brought to the emergency department by his wife after having a seizure. He has a 1-week history of headaches, blurry vision in his right eye, and muscle pain in his arms and neck. He has no history of a seizure disorder, and his vision was normal until the onset of his symptoms 1 week... | C |
Answer the following medical question with the correct letter choice: | <<Question:>> An 8-year-old boy is being seen in your neurology clinic for seizures of the type observed in video V. While speaking with the child, you notice that he frequently asks you to repeat yourself, and looks at you occasionally with a blank stare. Which of the following medications would be most appropriate fo... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 72-year-old man presents to the clinic for the evaluation of a lesion on his nose that has been slowly getting larger for the past 2 months. The patient notes no history of trauma, pruritus, or pain, but states that the size of the lesion is making his nose feel uncomfortable. On exam, the nodule is pin... | A |
Answer the following medical question with the correct letter choice: | <<Question:>> A 4-year-old boy is brought to the emergency department with 2 days of fever and painful lumps in his legs bilaterally. In addition, he says that his arms and legs are extremely itchy. Since birth he has had recurrent skin and soft tissue infections. Physical exam reveals a pruritic erythematous scaling r... | D |
Answer the following medical question with the correct letter choice: | <<Question:>> A 45-year-old woman presents to her primary care physician for an annual checkup. She states that she feels well and has no complaints. She lives alone and works as a banker. She smokes 1 cigarette per day and drinks 2 alcoholic beverages per night. She occasionally gets symmetrical pain in her hands wher... | D |
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